/**
* Writes the sites and nodes to the cache
* @return null
*/
public function warmCache()
{
if (!$this->sites || !$this->nodes) {
$this->loadNodes();
}
// generate the PHP code for the obtained nodes
$php = $this->generatePhp($this->sites, $this->nodes);
// make sure the parent directory of the script exists
$parent = $this->file->getParent();
$parent->create();
// write the PHP code to file
$this->file->write($php);
if (isset($this->needsWrite)) {
unset($this->needsWrite);
}
}
